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Finding the Fourth Proportional to 2,233.86, 3,351.02 and 773.01

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Solution

The fourth proportional to 2,233.86, 3,351.02 and 773.01 is: 1,159.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233.86 : 3,351.02 = 773.01 : x
  2. Step 2: Convert to fraction form
    2,233.86/3,351.02 = 773.01/x
  3. Step 3: Cross multiply
    2,233.86x = 3,351.02 × 773.01
  4. Step 4: Simplify right side
    2,233.86x = 2,590,371.97
  5. Step 5: Solve for x
    x = 2,590,371.97/2,233.86
  6. Step 6: Final answer
    x = 1,159.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.